3. Foreign Maps, US Department of the Army Technical Manual TM 5- 248 (1963). Includes a useful summary of USSR mapping activities, authorities, and map characteristics at that time.https://archive.org/details/TM5-248

20. John L. Cruickshank, “Military Mapping by Russia and the Soviet Union,” in The History of Cartography, Vol. 6: Cartography in the Twentieth Century, ed. Mark Monmonier (Chicago: University of Chicago Press, 2015), 932– 42.

IN RUSSIAN:
37. Fundamental Regulations for the Making of Topographic Maps at the Scales of 1:10,000, 1:25,000, 1:50,000 and 1:100,000 (Moscow: Head of the Military Topographic Directorate of the General Staff and the Head of the Main Administration for Geodesy and Cartography of the Ministry of Internal Affairs [MVD] of the USSR, Editorial- Publishing Department of the Military Topographic Service Moscow, 1956). There is also a 1984 edition.
English translation of 1956 edition by John L Cruickshankhttps://s3.eu-west-2.amazonaws.com/redatlas/FundamentalRegulations_1956_...

38. Handbook on Cartographic and Map-Issuing Works; Part 4: Compilation and Preparation for Printing of Plans of Towns (Moscow: Chief of the Military-Topographic Directorate of the General Staff and by the Chief of the Main Administration of Geodesy and Cartography under the Council of Ministers of the USSR, 1978).
English translation by John L Cruickshankhttps://s3.eu-west-2.amazonaws.com/redatlas/Handbook_1978_translation.pdf